CN214083722U

CN214083722U - Axle housing assembly

Info

Publication number: CN214083722U
Application number: CN202023180754.XU
Authority: CN
Inventors: 冯涛; 郭震; 王国民
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-31
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses an axle housing assembly relates to car axle technical field. This axle housing assembly includes axle housing body and first support. A first welding plane is arranged in the middle of the axle housing body; the first support comprises a support base, a first connecting portion and a second connecting portion, the support base is provided with a second welding plane matched with the first welding plane, the first support is fixed on the first welding plane in a welding mode through the second welding plane, the first connecting portion is used for connecting a reaction rod, and the second connecting portion is used for connecting an air chamber. This axle housing assembly can improve the stability of being connected of reaction pole support and air chamber support and axle housing body.

Description

Axle housing assembly

Technical Field

The utility model relates to an automobile axle technical field especially relates to an axle housing assembly.

Background

The domestic wheel-side speed reduction drive axle is mostly used for the dump truck, and because the distance between the two brake air chambers is smaller, the air chamber supports of the middle axle need to be arranged on two sides of the upper reaction rod support, and the upper reaction rod support is connected to the axle housing by bolts. The condition that the bolts are loosened or broken easily occurs due to jolt of the use working condition of the dump truck, so that the upper reaction rod support and the air chamber support fall off, and the safety problem is caused. Simultaneously processing the screw hole on the axle housing, processing the round hole on reaction pole support and the air chamber support on, increased the processing cost, processing screw hole or round hole also can reduce the structural strength of spare part.

To address the above issues, it is desirable to develop an axle housing assembly to solve the problem of the drop-off of the reaction rod bracket and the air chamber bracket caused by jolting under operating conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an axle housing assembly can improve the stability of being connected of reaction pole support and air chamber support and axle housing body.

To achieve the purpose, the utility model adopts the following technical proposal:

an axle housing assembly comprising:

the axle housing comprises an axle housing body, wherein a first welding plane is arranged in the middle of the axle housing body;

the first support, first support includes support base, first connecting portion and second connecting portion, the support base be provided with first welding plane assorted second welding plane, first support passes through second welding plane welded fastening in on the first welding plane, reaction pole is used for connecting to first connecting portion, the second connecting portion are used for connecting the air chamber.

Preferably, the first connecting portion includes two first connecting pieces arranged at an interval, and the two first connecting pieces are both provided with first connecting holes.

Preferably, the bracket base is provided with a first reinforcing rib, and two ends of the first reinforcing rib are respectively fixedly connected with the two first connecting pieces.

Preferably, the first connecting piece is provided with second reinforcing ribs on the front side and the rear side of the axle housing body in the axial vertical direction.

Preferably, the second connecting portion include two edges the second connecting piece of the relative setting of axial of axle housing body, two respectively be provided with the second connecting hole on the second connecting piece.

Preferably, the second connecting member is ear-shaped, and each of the second connecting members is provided with two of the second connecting holes.

Preferably, a third reinforcing rib is arranged on the bracket base, and two ends of the third reinforcing rib are respectively and fixedly connected with the second connecting piece and the bracket base.

Preferably, the first welding plane is provided with first grooves on the front side and the rear side in the direction perpendicular to the axial direction, the second welding plane is provided with second grooves on the front side and the rear side corresponding to the first grooves, and the first grooves and the second grooves form welded first notches.

Preferably, the welding seam between the axle housing body and the first support is an annular welding seam.

Preferably, a weight reduction groove is formed in one side, located on the second welding plane, of the bracket base.

The utility model has the advantages that:

the utility model provides an axle housing assembly. In this axle housing assembly, be provided with first welding plane in the middle of the axle housing body, first support passes through second welding plane and the first welding plane phase-match welded fastening of axle housing body. The reaction rod support and the air chamber support are integrated into a first support in the axle housing assembly, the first support is provided with a first connecting portion used for being connected with the reaction rod and a second connecting portion used for being connected with the air chamber, the first support is welded to the axle housing body, the original bolt connecting structure is replaced, the processing cost and the material cost are reduced, the bolt looseness and the breakage failure can be avoided, and the reliability is improved.

Drawings

FIG. 1 is a schematic structural view of an axle housing assembly provided by the present invention;

fig. 2 is a schematic structural diagram of a first bracket provided by the present invention;

fig. 3 is a schematic structural diagram of a viewing angle below the first bracket according to the present invention.

1. An axle housing body; 2. a first bracket;

21. a support base; 22. a first connecting member; 23. a second connecting member; 24. a first reinforcing rib; 25. a second reinforcing rib; 26. a third reinforcing rib; 27. a second bevel; 28. a weight reduction groove;

211. a second welding plane; 221. a first connection hole; 231. and a second connection hole.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

The present embodiment provides an axle housing assembly. As shown in fig. 1 and 2, the axle housing assembly comprises an axle housing body 1 and a first support 2, wherein the first support 2 comprises a support base 21, a first connecting portion and a second connecting portion, the support base 21 is provided with a second welding plane 211 matched with the first welding plane, the first support 2 is welded and fixed on the first welding plane through the second welding plane 211, the first connecting portion is used for connecting a reaction rod, and the second connecting portion is used for connecting an air chamber.

First support 2 has inherited reaction pole support and air chamber support through setting up the first connecting portion of being connected with last reaction pole and the second connecting portion of being connected with the air chamber, and 2 integrated into one piece of first support, compares and passes through bolted connection in last reaction pole support and air chamber support, has improved intensity and stability greatly. The first welding plane that axle housing body 1 set up and the second welding plane 211 that first support 2 set up can be in the same place the two welded fastening, has replaced original bolted connection structure equally. This axle housing assembly has reduced the material cost of bolt, and need not process screw hole and bolt via hole, and then has reduced the processing cost, has improved production efficiency, has avoided the bolt not hard up, cracked inefficacy to take place simultaneously, has promoted the reliability.

Preferably, the first connecting portion includes two first connecting pieces 22 arranged at intervals, and the first connecting holes 221 are arranged on both first connecting pieces 22. First connecting portion are used for connecting the upper reaction rod, through first connecting hole 221 and upper reaction rod bolted connection, convenient to detach, convenient maintenance and repair. Through two first connecting pieces 22 interval settings, can prevent effectively that the relative rotation between reaction pole and the axle housing body 1 from, guarantee stability and security.

Preferably, the bracket base 21 is provided with a first reinforcing rib 24, and two ends of the first reinforcing rib 24 are fixedly connected with the two first connecting pieces 22 respectively. Because this axle housing assembly is used to the tipper more, and it is great to bear a burden, fixes two first connecting pieces 22 through first strengthening rib 24 and makes it even as an organic whole, has improved intensity greatly, and two first connecting pieces 22 atress are more balanced, make every first connecting piece 22 atress can not surpass the intensity limit of self.

It is understood that the first connecting member 22 is provided with second reinforcing ribs 25 on the front and rear sides thereof in the direction perpendicular to the axial direction of the axle housing body 1. The first connecting member 22 is required to be extended by a certain length in order to facilitate the connection with the upper reaction rod, so that the extended portion is weak and is easily broken when a load is applied in a thin direction, thereby causing an accident. The second reinforcing ribs 25 are arranged on the front side and the rear side to reinforce the first connecting piece 22, so that the load bearing capacity of the first connecting piece can be effectively improved, and the safety is improved.

Preferably, the second connecting portion includes two second connecting members 23 disposed oppositely in the axial direction of the axle housing body 1, and the two second connecting members 23 are each provided with a second connecting hole 231. The second connection member 23 is bolted to the air chamber through the second connection hole 231 in the same principle as the first connection member 22.

As shown in fig. 2, in order to make the connection between the first bracket 2 and the air chamber more stable, the second connection members 23 are ear-shaped, and each of the second connection members 23 is provided with two second connection holes 231. The second connecting piece 23 of ear shape is provided with two bulges, and every bulge all is provided with second connecting hole 231, can improve the joint strength of first support 2 and air chamber, can prevent again that relative rotation has improved stability between air chamber and the first support 2.

It can be understood that, in order to improve the strength of the second connector 23, the bracket base 21 is provided with a third reinforcing rib 26, and both ends of the third reinforcing rib 26 are fixedly connected with the second connector 23 and the bracket base 21, respectively.

As shown in fig. 3, the first welding plane is provided with first bevels on the front and rear sides perpendicular to the axial direction, the second welding plane 211 is provided with second bevels 27 on the front and rear sides corresponding to the first bevels, and the first bevels and the second bevels 27 form a first welded notch. First support 2 places on axle housing body 1 afterwards, first welding plane and the laminating of second welding plane 211 to the front and back aligns with the left and right sides, and first groove and second groove 27 form the first notch of welded, and operating personnel can carry out the straight weld welding in first notch, with the first support 2 of fixed connection and axle housing body 1.

Preferably, axle housing body 1 with the welding seam between the first support 2 is the girth welding seam, welds the round along the seam of axle housing body 1 with first support 2 promptly, can strengthen the joint strength of the two. The annular welding has the advantages of attractive and smooth formed welding line and no surface welding defect.

Preferably, the bracket base 21 is provided with a lightening groove 28 at one side of the second welding plane 211. In order to reduce oil consumption, protect the environment and reduce the weight of the vehicle body, the method has become a means with low cost and good effect. On the premise of not influencing the strength and the structure of the vehicle body, the weight-reducing grooves 28 are formed in the direct base, so that the positive significance is achieved for reducing the weight of the vehicle body. And the lightening grooves 28 can save manufacturing materials and reduce cost.

In other embodiments, the axle housing assembly further includes two second supports, and two second supports set up respectively in axle housing body 1 and lie in the offside of first support 2, and lie in first support 2 along axle housing body 1 axial both sides, and two second supports are the same with first support 2, and are fixed with axle housing body 1 through the welding.

Wherein, the second support includes the third connecting portion, and the second support passes through third connecting portion and reaction pole fixed connection down.

Preferably, the third connecting portion include two third connecting pieces that the interval set up, are provided with the third connecting hole on two third connecting pieces respectively, and the second support passes through the third connecting hole and reacts pole bolted connection down, be convenient for installation and dismantlement.

It will be appreciated that, in order to increase the strength of the third connector, the second bracket is also provided with reinforcing ribs for reinforcing the third connector, as in the first bracket 2.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. An axle housing assembly, comprising:

the axle housing comprises an axle housing body (1), wherein a first welding plane is arranged in the middle of the axle housing body (1);

first support (2), first support (2) include support base (21), first connecting portion and second connecting portion, support base (21) be provided with first welding plane assorted second welding plane (211), first support (2) pass through second welding plane (211) welded fastening in on the first welding plane, reaction pole is used for connecting to first connecting portion, second connecting portion are used for connecting the air chamber.

2. An axle housing assembly as claimed in claim 1 wherein the first connection portion comprises two first connection members (22) spaced apart, each first connection member (22) having a first connection aperture (221) formed therein.

3. The axle housing assembly according to claim 2, characterized in that the bracket base (21) is provided with a first reinforcing rib (24), and two ends of the first reinforcing rib (24) are fixedly connected with the two first connecting pieces (22) respectively.

4. The axle housing assembly according to claim 2, characterized in that the first connecting member (22) is provided with second reinforcing ribs (25) on the front and rear sides thereof in the direction perpendicular to the axial direction of the axle housing body (1), respectively.

5. The axle housing assembly according to claim 1, characterized in that the second connecting portion comprises two second connecting members (23) which are oppositely arranged along the axial direction of the axle housing body (1), and a second connecting hole (231) is respectively arranged on each of the two second connecting members (23).

6. An axle housing assembly according to claim 5, characterised in that the second connecting members (23) are ear-shaped, each second connecting member (23) being provided with two of said second connecting holes (231).

7. The axle housing assembly of claim 6, characterized in that the bracket base (21) is provided with a third reinforcing rib (26), and two ends of the third reinforcing rib (26) are respectively fixedly connected with the second connecting piece (23) and the bracket base (21).

8. The axle housing assembly of claim 1, characterized in that the first welding plane is provided with first bevels on both the front and rear sides perpendicular to the axial direction, the second welding plane (211) is provided with second bevels (27) on both the front and rear sides corresponding to the first bevels, and the first bevels and the second bevels (27) form a welded first notch.

9. The axle housing assembly of claim 1 wherein the weld between the axle housing body (1) and the first bracket (2) is an annular weld.

10. The axle housing assembly according to claim 1, characterized in that the bracket base (21) is provided with a weight-reducing groove (28) at one side of the second welding plane (211).